From 6b25b634f6592d72bfd5810a14bbe771bf4ecd42 Mon Sep 17 00:00:00 2001
From: James Edmonston <james@ethercreative.co.uk>
Date: Wed, 23 Dec 2020 11:50:31 +0000
Subject: [PATCH] Fix file type regex on GraphQL asset mutations

Following on from https://github.com/craftcms/cms/issues/7327, I modified the regex and ran some tests, and it seems to all be working correctly now.
---
 src/gql/resolvers/mutations/Asset.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gql/resolvers/mutations/Asset.php b/src/gql/resolvers/mutations/Asset.php
index 2b9030fc5ae..0dc066cc86d 100644
--- a/src/gql/resolvers/mutations/Asset.php
+++ b/src/gql/resolvers/mutations/Asset.php
@@ -177,7 +177,7 @@ protected function handleUpload(AssetElement $asset, array $fileInformation): bo
             $dataString = $fileInformation['fileData'];
             $fileData = null;
 
-            if (preg_match('/^data:((?<type>[a-z0-9]+\/[a-z0-9\+]+);)?base64,(?<data>.+)/i', $dataString, $matches)) {
+            if (preg_match('/^data:((?<type>[a-z0-9]+\/[a-z0-9\+\.\-]+);)?base64,(?<data>.+)/i', $dataString, $matches)) {
                 // Decode the file
                 $fileData = base64_decode($matches['data']);
             }